. >> president obama says the u.s. role in afghanistan will shift to a support role this spring as he continues to draw down u.s. troops. mr. obama spoke alongside after began president karzai at the white house today. karen has the latest. >> after more than 11 years war in afghanistan is america longest war. and today president obama afghan president karzai announce accelerated time line for afghan forces to take the lead on security. >> starting this spring our troops will have a different mission. training. advising. assisting afghan forces. >> american forces will be no longer present in afghan village. >>reporter: by the end of 2014 afghan forces will be expected to take full responsibility for their nation security. what happens after that is still up in the air. 66,000 u.s. traps remain in afghanistan and president obama said today they will fight alongside afghan forces as needed. but the administration has made it mostly clear it wants to get out at quickly as possible. today mr. 0many obama said 2 key goal a